高中英语语法易错题：情态动词陷阱题

高中英语语法易错题：情态动词陷阱题

高中英语语法易错题：情态动词陷阱题 ‎ ‎ ‎ ‎1. “I thought you wouldn’t mind.” “Well, as a matter of fact I don’t, but you _____ me first.”‎ ‎      A. should ask B. should have asked ‎      C. must ask D. must have asked ‎      2. “I called you yesterday. A woman answered, but I didn’t recognize her voice.” “Oh, it _____ my aunt Jean.”‎ ‎      A. must be B. must have been ‎      C. might be D. can have been ‎      3. That car nearly hit me; I ______.‎ ‎      A. might be killed B. might have been killed ‎      C. may be killed D. may been killed ‎      4. It’s a very kind offer, but I really _____ accept it.‎ ‎      A. mustn’t B. needn’t ‎      C. can’t D. don’t ‎      5. The police still haven’t found her, but they’re doing all they _____.‎ ‎      A. may B. can ‎      C. must D. will ‎      6. You _____ practise the drums while the baby is sleeping.‎ ‎      A. needn’t B. mightn’t ‎      C. mustn’t D. won’t ‎      7. You _____ him the news; he knew it already.‎ ‎      A. needn’t tell B. needn’t have told ‎      C. mightn’t tell D. mightn’t have told ‎      8. As she’s not here, I suppose she _____ home.‎ ‎      A. must go B. must have gone ‎      C. might go D. might be going ‎      9. Are you still here? You ______ home hours ago.‎ ‎      A. should go B. should have gone ‎      C. might go D. may have gone ‎      10. “I called you yesterday. A woman answered, but I didn’t recognize her voice.” “Oh, it _____ my aunt Jean.”‎ ‎      A. must be B. must have been ‎      C. might be D. can have been ‎      11. I _______ have met him a long time ago. Both his name and face are very familiar.‎ ‎      A. may B. can ‎      C. would D. should ‎      13. “Shall we go shopping?” “Sorry, we _______ buy anything now because none of the shops 4‎ ‎ are open.”‎ ‎      A. mustn’t B. needn’t ‎      C. can’t  D. shouldn’t ‎      14. They often go to the restaurants for meals. They _____ be very poor.‎ ‎      A. mustn’t B. can’t ‎      C. may not D. needn’t ‎      15. I didn’t see her in the meeting room this morning. She ______ have spoken at the meeting.‎ ‎      A. mustn’t B. shouldn’t ‎      C. needn’t D. couldn’t ‎      17. He ______ the test again, in which case, his mother will be very disappointed.‎ ‎      A. might fail B. must have failed ‎      C. should fail D. could have failed ‎      18. “Why didn’t she come to the meeting yesterday?” “I’m not so sure. She ______ ill.”‎ ‎      A. should be B. should have been ‎      C. must be D. might have been ‎      19. Why did you just sit and watch? You _______ me.‎ ‎      A. could help B. should help ‎      C. could have helped D. must have helped ‎      20. “You ______ your teacher for help. He is kind-hearted.” “Yes. A whole day _______.”‎ ‎      A. can ask, will waste ‎      B. must have asked, had wasted ‎      C. could have asked, was wasted ‎      D. shouldn’t have asked, would be wasted ‎      21. “Is there a flight to London this evening?” “There _______ be. I’ll phone the airport and find it out.”‎ ‎      A. must B. might ‎      C. would D. can ‎      22. “Show me your permit, please.” “Oh, it’s not in my pocket. It ______.”‎ ‎      A. might fall out B. could fall out ‎      C. should have fallen out D. must have fallen out ‎      23. “Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”‎ ‎      A. must; could B. may; might ‎      C. need; must D. could; need ‎      25. “Did Jim come?” “I don’t know. He _______ while I was out.”‎ ‎      A. might have come B. might come ‎      C. mush have come D. should have come 4‎ 答案与解析 ‎ 1. 选B，should 后接动词完成式表示“本来应该做某事，结果未做”，此处含有责备之意。‎ ‎      2. 选B，对过去情况的肯定推测，宜用“情态动词 + 动词完成式”，再根据句意，可确定答案为B。注：can 表示推测通常不用于肯定陈述句。‎ ‎      3. 选B，表示过去可能发生而实际上未发生的事，用might + 动词完成式。若只是推测过去可能已经发生的事，则可用 may [might] + 动词完成式，如 He may [might] have gone. 他可能已经走了。‎ ‎      4. 选C。由句意可知。‎ ‎      5. 选B，do all one can 意为“尽力”或“竭尽全力”。‎ ‎      6. 选C，mustn’t 在此相当于 can’t，且语气更强。‎ ‎      7. 选B，“needn’t + 动词完成式”的意思是：本来不必做某事，但实际上做了。上句意思是“你本来不必告诉他这个消息的，因为他(当时)已经知道了”。注意，句中 knew 为过去式。‎ ‎      8. 选B，must 后接动词完成式表示对过去情况的肯定推测，意为“一定已经做了某事”。‎ ‎      9. 选B，should 后接动词完成式表示“本来应该做某事，结果未做”。‎ ‎      10. 选B，对过去情况的肯定推测，宜用“情态动词 + 动词完成式”，再根据句意，可确定答案为B。注：can 表示推测通常不用于肯定句。‎ ‎      12. 选A。may have done sth 表示对过去可能发生的事进行推测，意为“可能曾经”。‎ ‎      13. 选C。根据上下文的语境推知。can’t 意为“不能”。‎ ‎      14. 选B。根据上下文的语境推知。can’t 表推测，意为“不不能”。‎ ‎      16. 选D。couldn’t have done sth 表示对过去情况进行推测，意为“过去不可能发生过某情况”。‎ ‎      17. 选A。根据下文的 will be 可知，“他考试再不及格”是将来的事，据此可排除B和D。再根据语意，排除C。‎ ‎      18. 选D。从时间上看，由于是昨天没来开会，所以推测他生病也应指昨天，故排除A和C。从语境上看，既然上文说 I’m not so sure，那么说明说话者对自己的推测没有很大把握，故选D。‎ ‎      19. 选C。根据上文的过去时态可知，此句谈的是过去的事，故排除A和C。根据语境排除D。‎ ‎      20. 选C。couldn’t have done sth 结构在此表示责备，指过去本来可以做某事但实际上未做。第二空填 was wasted，陈述的是过去的一事实。‎ ‎      21. 选B。根据下文的 I’ll phone the airport and find it out 可知，说话人对自己的推测没有很大把握，故选 might。若选A，语气太强，不合语境;若选D，不合语法习惯，因为can 表推测通常不用于肯定陈述句中。‎ ‎      22.‎ 4‎ ‎ 选D。既然“通行证现在不在口袋里”，那么它“掉出去”应发生在过去，故排除A和B。比较选项C和D所表示的意思，选D更恰当。‎ ‎      24. 选A。根据 Don’t be so sure 可知前面一空应填must。第二空填的could表示推测，虽为过去式形式，但表示现在意义，语气较委婉，它与表推测的 can 主要用于否定句和疑问句不同，它可以用于肯定陈述句。‎ ‎      25. 选A。根据句中有关时态可知“他来”发生在过去，故排除B;根据 I don’t know 可知选项C语气太肯定，不合适;选项D的意思是“本来应该来”，与语境不合。 ‎ 4‎